H40.20 - Unspecified primary angle-closure glaucoma
- Applicable to Unspecified primary angle-closure glaucoma
- The 2025 edition of ICD10-CM H40.20 became effective on October 1, 2024.
- This is the American ICD10-CM version of H40.20 - other international versions of ICD10 H40.20 may differ.
- H40.20 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
sevenchrnote
- One of the following 7th characters is to be assigned to code H40.20 to designate the stage of glaucoma
The following codes above H40.20 contain annotation back-references that may be applicable to H40.20:
Chapter: H00-H59 Diseases of the eye and adnexa
Section: H40-H42 Glaucoma
Category: H40 Glaucoma
Billable/Specific Code
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Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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